<!DOCTYPE html>
<html lang="en" >
<meta charset="utf-8">
<title>CSS Test reference</title>
<link rel='author' title='Florian Rivoal' href='https://florian.rivoal.net/'>
<style>
div {
    border: solid;
    font-family: monospace;
    margin: 1ch;
    width: 8.5ch;
    /* the .5ch above should not be necessary,
       but in some browsers the ellipsis is a little larger than 1ch,
       so this gives it room to breathe.
       Needing this may or may not be a bug,
       but this is not what we're testing here.
     */
}
.test {
    border-color: blue;
}
.ref1 {
    border-color: orange;
}

.ref2 {
    border-color: magenta;
}
</style>

<p>Test passes if the box with a blue frame is identical either the orange or magenta one.

<div class=test>1 2 3<br>4 5 6<br>7 8 9</div>

<div class=ref1>1 2 3 4 5 6 7 8…
</div>

<div class=ref2>1 2 3<br>4 5 6<br>7 8 9</div>
